/*
 * Copyright 2014 Jonathan Haas
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package app.grinreader.model;

import android.graphics.Canvas;
import android.graphics.drawable.Drawable;
import android.text.TextPaint;
import nl.siegmann.epublib.domain.Resource;

import java.io.IOException;

/**
 *
 */
public class ImageElement extends UnbreakableElement {
	private Drawable drawable;
	private Resource resource;

	public ImageElement(Resource resource) {
		this.resource = resource;
		try {
			drawable = Drawable.createFromStream(resource.getInputStream(), resource.getHref());
		} catch (IOException e) {
			drawable = null;
		}
	}

	@Override
	public float getWidth(TextPaint paint) {
		if(drawable == null) return 0;
		return drawable.getMinimumWidth();
	}

	@Override
	public float getHeight(TextPaint paint) {
		if(drawable == null) return 0;
		return drawable.getMinimumHeight();
	}

	@Override
	public void draw(Canvas canvas, TextPaint paint, float x, float y) {
		drawable.setBounds((int)x,(int)(y-getHeight(paint)),(int)(x+getWidth(paint)), (int)y);
		drawable.draw(canvas);
	}

	@Override
	public String toString() {
		return resource.getTitle() + " (" +resource.getHref() + ")";
	}
}
